- int r, want, got = 0;
-
- if (fi->fmode & CEPH_FILE_MODE_LAZY)
- want = CEPH_CAP_FILE_BUFFER | CEPH_CAP_FILE_LAZYIO;
- else
- want = CEPH_CAP_FILE_BUFFER;
-
- dout("write_begin %p %llx.%llx %llu~%u getting caps. i_size %llu\n",
- inode, ceph_vinop(inode), pos, len, inode->i_size);
- r = ceph_get_caps(ci, CEPH_CAP_FILE_WR, want, &got, pos+len);
- if (r < 0)
- return r;
- dout("write_begin %p %llx.%llx %llu~%u got cap refs on %s\n",
- inode, ceph_vinop(inode), pos, len, ceph_cap_string(got));
- if (!(got & (CEPH_CAP_FILE_BUFFER|CEPH_CAP_FILE_LAZYIO))) {
- ceph_put_cap_refs(ci, got);
- return -EAGAIN;
- }